19879732

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{593}}^1$

素因数の和:660

約数の個数: 36

約数和(自身を含む): 38295180

約数和(自身を除く): 18415448

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 289, 493, 578, 593, 986, 1156, 1186, 1972, 2372, 8381, 10081, 16762, 17197, 20162, 33524, 34394, 40324, 68788, 171377, 292349, 342754, 584698, 685508, 1169396, 4969933, 9939866, 19879732]

約数ペア:

[(1, 19879732), (2, 9939866), (4, 4969933), (17, 1169396), (29, 685508), (34, 584698), (58, 342754), (68, 292349), (116, 171377), (289, 68788), (493, 40324), (578, 34394), (593, 33524), (986, 20162), (1156, 17197), (1186, 16762), (1972, 10081), (2372, 8381)]